Tierney Holland
Quiz by , created more than 1 year ago

Exam came from notes I took in class on Ch. 1: Characteristics of Life, Ch. 2: Chemical Basics of Life/Atoms and Molecules/ Organic Chemistry, and Ch. 3: Biological Macromolecules

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Tierney Holland
Created by Tierney Holland almost 10 years ago
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Biol. 1110: Exam on Ch. 1, Ch. 2, and Ch. 3

Question 1 of 67

1

What are basic building blocks of life?

Select one of the following:

  • molecules

  • atoms

Explanation

Question 2 of 67

1

Two or more atoms makes a _______ ?

Select one of the following:

  • compound

  • molecule

Explanation

Question 3 of 67

1

What maintains an internal chemical environment?

Select one of the following:

  • homeostasis

  • cell membrane

Explanation

Question 4 of 67

1

What is the smallest unit of matter involve in chemical reactions?

Select one of the following:

  • atoms

  • particles

Explanation

Question 5 of 67

1

Number of protons are also called ?

Select one of the following:

  • atomic mass

  • atomic number

Explanation

Question 6 of 67

1

Atoms are made of which subatomic particles?

Select one or more of the following:

  • protons

  • nucleus

  • valence shell

  • neutrons

  • electrons

Explanation

Question 7 of 67

1

What type of charge does a proton have and where is it located?

Select one or more of the following:

  • negative and electron shell

  • positive and in nucleus

Explanation

Question 8 of 67

1

What type of charge does a neutron have and where is it located?

Select one or more of the following:

  • no charge and in nucleus

  • negative charge and in nucleus

Explanation

Question 9 of 67

1

What type of charge does a electron have and where is it located?

Select one or more of the following:

  • negative and in electron shells

  • positive and in electron shells

Explanation

Question 10 of 67

1

If the whole atom is electrically neutral then ?

Select one or more of the following:

  • the number of neutrons equals the number of electrons

  • the number of protons equals the number of electrons

Explanation

Question 11 of 67

1

The atomic mass - protons =

Select one or more of the following:

  • electrons

  • neutrons

Explanation

Question 12 of 67

1

The protons + neutrons =

Select one or more of the following:

  • atomic mass

  • atomic number

Explanation

Question 13 of 67

1

The type of atoms with added or subtracted neutrons?

Select one or more of the following:

  • isotopes

  • isomers

Explanation

Question 14 of 67

1

What type of molecule with the same number and types of atoms but different arrangements?

Select one or more of the following:

  • isotopes

  • isomers

Explanation

Question 15 of 67

1

Which atom can have the same atomic number but different atomic mass?

Select one or more of the following:

  • isotopes

  • isomers

Explanation

Question 16 of 67

1

Atoms that have lost or gained electrons?

Select one or more of the following:

  • compound

  • ions

Explanation

Question 17 of 67

1

Two or more atoms joined together?

Select one or more of the following:

  • compound

  • molecule

Explanation

Question 18 of 67

1

A molecule that contains at least two atoms?

Select one or more of the following:

  • ions

  • compound

Explanation

Question 19 of 67

1

An atom with electronegativity that takes a valence electron from an atom of weak electronegativity?

Select one or more of the following:

  • ionic bonding

  • covalent bonding

Explanation

Question 20 of 67

1

Atoms of more similar electronegativity that shared 1-3 pairs of electrons?

Select one or more of the following:

  • ionic bonding

  • covalent bonding

Explanation

Question 21 of 67

1

Weak electrical attraction between a positive and negative part of two molecules or a molecule and ion?

Select one or more of the following:

  • covalent bonding

  • hydrogen bonding

Explanation

Question 22 of 67

1

The basic solvent living things are based on?

Select one or more of the following:

  • Carbon

  • H20

Explanation

Question 23 of 67

1

The measurement of a high H+ concentration in a aqueous solutions?

Select one or more of the following:

  • pH

  • acid

Explanation

Question 24 of 67

1

A chemical that adds H+ concentration to a solution?

Select one or more of the following:

  • base

  • acid

Explanation

Question 25 of 67

1

What pH takes away electrons?

Select one or more of the following:

  • acid

  • base

Explanation

Question 26 of 67

1

The pH that takes away protons?

Select one or more of the following:

  • acid

  • base

Explanation

Question 27 of 67

1

A high OH-added to a solution ?

Select one or more of the following:

  • base

  • acid

Explanation

Question 28 of 67

1

How many covalent bonds can Carbon form?

Select one or more of the following:

  • 4

  • 3

  • 1

  • 5

Explanation

Question 29 of 67

1

What atom can form chemical rings, 3D shaped , molecules, and molecules of 1000 atoms?

Select one or more of the following:

  • Hydrogen

  • Sodium

  • Carbon

Explanation

Question 30 of 67

1

What are composed of dry mass?

Select one or more of the following:

  • Organic molecules

  • molecules

Explanation

Question 31 of 67

1

What is an organic functional group?

Select one or more of the following:

  • attached only carbon atoms and molecules to a compound

  • combinations of atoms attached to an organic molecule

Explanation

Question 32 of 67

1

Which structure is the hydroxyl group?

Select one or more of the following:

  • R-OH

  • R-H-R

Explanation

Question 33 of 67

1

Which structure is the Carboxyl group?

Select one or more of the following:

  • R-C-R

  • R-C-OH

Explanation

Question 34 of 67

1

Which structure is the Aledhyde group?

Select one or more of the following:

  • R-CH

  • R-CH doubled bonded to O

Explanation

Question 35 of 67

1

Which structure is the Amine group?

Select one or more of the following:

  • R-PO

  • R-NH2

Explanation

Question 36 of 67

1

Which structure is the Ether?

Select one or more of the following:

  • R double bonded to O-R

  • R-C-R

Explanation

Question 37 of 67

1

Which structure is the ketone group?

Select one or more of the following:

  • R doubled bonded to C doubled bonded O-R

  • R-C-R

Explanation

Question 38 of 67

1

Which structure is the phosphate group?

Select one or more of the following:

  • R-PO4

  • R double bonded to O double bonded to PO

Explanation

Question 39 of 67

1

What are large molecules made from chains of repeating subunits?

Select one or more of the following:

  • polymers

  • ploynomers

Explanation

Question 40 of 67

1

What is a simple sugar made with CH2O?

Select one or more of the following:

  • monosacharride

  • dissacharride

Explanation

Question 41 of 67

1

What are polymers with 2 or simple sugars bonded together?

Select one or more of the following:

  • polysacharride

  • dissacharride

Explanation

Question 42 of 67

1

What complex carb has 3 or more simple sugars bonded together?

Select one or more of the following:

  • polysacharride

  • disacharride

Explanation

Question 43 of 67

1

Which biological macromolecule is the largest?

Select one or more of the following:

  • lipids

  • protein

Explanation

Question 44 of 67

1

Whats are proteins made of?

Select one or more of the following:

  • polymers

  • amino acids

Explanation

Question 45 of 67

1

Protiens are dissacharides of amino acids linked by ?

Select one or more of the following:

  • nucleictides

  • peptide bonds

Explanation

Question 46 of 67

1

Which is a peptide bond?

Select one or more of the following:

  • AA-O-NH-AA2-O

  • AA-O-NH2-A-O

Explanation

Question 47 of 67

1

What is the first level of a protein funtion?

Select one or more of the following:

  • the level that is coiled/ foiled

  • the level that forms a polypeptide

Explanation

Question 48 of 67

1

What is the second level of a protein structure?

Select one or more of the following:

  • polypeptide that is coiled/foiled

  • polypeptide that is coiled/foiled with a 3D shape

Explanation

Question 49 of 67

1

What is the third level of a protein structure?

Select one or more of the following:

  • the tertiary level that has a secondary coiled/foiled 3D structure

  • the level with 2 or more proteins

Explanation

Question 50 of 67

1

What is the fourth level of a protein structure?

Select one or more of the following:

  • tertiary level

  • the quaternary level with 2 or more proteins joined together

Explanation

Question 51 of 67

1

What does the structural protein function do?

Select one or more of the following:

  • facilitates

  • provides skeletal support for softer cells

Explanation

Question 52 of 67

1

What does enzymes do in a protein function?

Select one or more of the following:

  • facilities and speed up chemical reactions

  • carry molecules to proteins

Explanation

Question 53 of 67

1

What does transports do in protein function do?

Select one or more of the following:

  • carry proteins

  • some proteins carry other molecules

Explanation

Question 54 of 67

1

What does the membrane receptor protein function do?

Select one or more of the following:

  • receives signals inside of the cell and transport them outside

  • carry molecules in and outside o f cells

Explanation

Question 55 of 67

1

What does the membrane channel protein function do?

Select one or more of the following:

  • allow certain molecules to go in outside of cells

  • allows receptors to facilitate

Explanation

Question 56 of 67

1

What are lipids?

Select one or more of the following:

  • nucleic acids

  • oily fats that store long term energy saturated or unsaturated

Explanation

Question 57 of 67

1

What is the difference between unsaturated and saturated fats?

Select one or more of the following:

  • unsaturated fat have no carbon to carbon double bonds and an saturated fats have one or more c to c double bonds

  • saturated fats have no carbon to carbon double bonds and an unsaturated fat have one or more c to c double bonds

Explanation

Question 58 of 67

1

What are the basics building blocks of a cell membrane?

Select one or more of the following:

  • lipids

  • phospholipids

Explanation

Question 59 of 67

1

What are the bases for DNA?

Select one or more of the following:

  • A, T, C, G

  • A, U, C, G

Explanation

Question 60 of 67

1

What are the bases for RNA?

Select one or more of the following:

  • A, T, C, G

  • A, U, C, G

Explanation

Question 61 of 67

1

What does the DNA stores?

Select one or more of the following:

  • copies of RNA

  • all genetic information

Explanation

Question 62 of 67

1

What is a genes

Select one or more of the following:

  • a segment of DNA molecules that codes to make proteins

  • a sequence of RNA bases coding for proteins

Explanation

Question 63 of 67

1

What are genes made of?

Select one or more of the following:

  • RNA

  • codons

Explanation

Question 64 of 67

1

What are sequence of 3 base letters coding words of DNA?

Select one or more of the following:

  • codons

  • bases

Explanation

Question 65 of 67

1

Each codon?

Select one or more of the following:

  • specifies an amino acid

  • specifies a codon

Explanation

Question 66 of 67

1

There are 20 amino acids and 64 codons

Select one of the following:

  • True
  • False

Explanation

Question 67 of 67

1

There are 34 mini acids and 43 codons.

Select one of the following:

  • True
  • False

Explanation

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